LTC3250-1 データシートの表示（PDF） - Linear Technology

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LTC3250-1

High Efficiency, Low Noise, Inductorless Step-Down DC/DC Converter

Linear Technology 

LTC3250-1.5/LTC3250-1.2

TYPICAL PERFOR A CE CHARACTERISTICS

Output Voltage Soft-Start and

Shutdown (LTC3250-1.5)

HI

SHDN

LOW

VOUT

500mV/DIV

Output Current Transient

Response (LTC3250-1.5)

250mA

IOUT

15mA

VOUT

20mV/DIV

AC

RL = 6Ω

VIN = 3.6V

Line Transient Response

(LTC3250-1.5)

4.5V

VIN

3.5V

VOUT

20mV/DIV

AC

IOUT = 200mA

3250 G07

VIN = 3.6V

3250 G08

Input Voltage Ripple vs Input

Capacitor (LTC3250-1.5)

VIN

50mV/DIV

AC

VIN

50mV/DIV

AC

3250 G09

Output Voltage Ripple

(LTC3250-1.5)

IOUT = 250mA

RSOURCE = 0.2Ω

CI = 1µF

CI = 10µF

3250 G10

4

VOUT

20mV/DIV

AC

COUT = 4.7µF 1X5R16.3V

IOUT = 250mA

VIN = 3.6V

3250 G11

3250fa

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